Git commits in Moodle 3.1.x by Panagiotis Nikoloutsopoulos

commit 92a8ca4ba21e0a0346c94af1ddaeb075dc8d949f
Author: Panagiotis Nikoloutsopoulos <nikol.panagiotis@gmail.com>
Date:   Mon, 14 Mar 2016 10:48:23 +0800
Tag:    v3.1.0-beta

MDL-52944 atto: Contenteditable command 'FormatBlock' set to 'p'


commit c3c3c9f28a253e9d22930c3f1939fa1bb7b51a1d
Author: Panagiotis Nikoloutsopoulos <nikol.panagiotis@gmail.com>
Date:   Mon, 14 Mar 2016 10:35:02 +0800
Tag:    v3.1.0-beta

MDL-52550 atto: Added preventDefaults for events dragover and dragenter